QAR Certified Reference Materials
QAR Coal CRM certificate values and uncertainties are confirmed and validated by the Quality Associates International, LTD (Canada) Proficiency Testing program (CANSPEX™) which includes up to 132 coal testing laboratories from around the world.
For questions regarding item availability, pricing, or to place an order (domestic orders only) call our toll-free consumables hotline at (800) 292-6141. You can also e-mail your order to sales@leco.com or download and print the fax-back form and fax it to (269) 982-8977.
Part No. | Description | %S | %Volatile | %Ash | %C | %H | %N | %BTU/lb. | ppb Hg. | Contents |
502-831 | QAR CRM Coal 1 | 1.5 | 35.2* | 6.9 | 74.6* | 4.8 | 1.7 | 13093* | 121 | 50g |
502-832 | QAR CRM Coal 2 | 0.25 | 36* | 13 | 70.0* | 4 | 0.9 | 11771* | 0.03 | 50g |
502-833 | QAR CRM Coal 3 | 0.34 | 16.5* | 10.9 | 81.0* | 4.01 | 1.1 | 13862* | 45 | 50g |
502-834 | QAR CRM Coal 4 | 0.3 | 34.9* | 12.5 | 68.5* | 4.3 | 0.9 | 11661* | 37 | 50g |
502-835 | QAR CRM Coal 5 | 0.5 | 39.0* | 10.5 | 68.5* | 5 | 1.7 | 12000* | 0.03 | 50g |
502-836 | QAR CRM Coal 6 | 3.99 | 39.2* | 12.6 | 70.2* | 4.9 | 1.3 | 12604* | 97 | 50g |
502-837 | QAR CRM Coal 7 | 3.26 | 38.4* | 9 | 72.6* | 4.9 | 1.4 | 12918* | 58 | 50g |
502-838 | QAR CRM Coal 8 | 0.7 | 40.6* | 12.1 | 68.5* | 4.9 | 1.2 | 12000* | 0.04 | 50g |
502-839 | QAR CRM Coal 9 | 2.1 | 37.7* | 7.6 | 77.5* | 5.1 | 1.5 | 13833* | 132 | 50g |
502-845 | QAR CRM Coal 10 | 0.67 | 3.8* | 8.02 | 87.3* | 1.8 | 0.88 | 13573* | 169 | 50g |
502-846 | QAR CRM Coal 11 | 0.7 | 5.8* | 12.2 | 81.9* | 2.4 | 1.1 | 13197* | 112 | 50g |
In addition to total sulfur, ash, mercury, hydrogen, and nitrogen, the CRMs also have certified values for the following parameters: chlorine, fluorine, selenium, and FSI. Informational values for carbon, volatile, and BTU are also provided within the certificate.
The information listed above is to be used only as a guide. Values listed represent an average from multiple lots and approximate ranges are provided for comparative purposes only. Please call 800-292-6141 for exact chemistry and availability at the time of order. LECO Consumables are manufactured to our standards to provide the best results for your instrument.